20
which of these equations is balanced?
a. h2so4 + 2al --> al2(so4)3 + h2.
b. 2kcl + pb(no3) + pbcl2.

a.
b.
a and
b. neither.

Which describes fat? a: a carbohydrate that produces energy b: a nucleic acid that directs cell function c: a lipid that stores energy d: a protein that speeds up a chemical reaction

The atom fluorine generally will become stable through the formation of an ionic chemical compound by accepting electron(s) from another atom. this process will fill its outer energy level of electrons.

How many moles of water are created if 3 moles of hydrogen react completely with excess oxygen?